AQSQID: 840080290007

Site Name: Paonia

Location: Delta Co, CO

Reporting: True, Located: True

Current AQI: 36.0

Delta Co CO, US: 38.8763, -107.6022

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 16, 2019, 11 p.m. 3.7 ppb (3) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (19) N/A 2.0 μg/m3 (2) 8.6 μg/m3 (36) 36.0
 
Jan. 16, 2019, 10 p.m. 7.4 ppb (7) 2.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) N/A 9.0 μg/m3 (8) 3.0 μg/m3 (12) 18.0
 
Jan. 16, 2019, 9 p.m. 3.5 ppb (3) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (20) N/A 7.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2019, 8 p.m. 2.7 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (20) N/A 5.0 μg/m3 (5) 2.6 μg/m3 (11) 20.0
 
Jan. 16, 2019, 7 p.m. 3.5 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (20) N/A 6.0 μg/m3 (5) 5.6 μg/m3 (23) 23.0
 
Jan. 16, 2019, 6 p.m. 4.3 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (18) N/A 6.0 μg/m3 (5) 8.3 μg/m3 (35) 35.0
 
Jan. 16, 2019, 5 p.m. 7.1 ppb (7) 1.7 ppb (2) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (15) N/A 14.0 μg/m3 (13) 9.9 μg/m3 (41) 41.0
 
Jan. 16, 2019, 4 p.m. 11.0 ppb (10) 2.0 ppb (2) N/A 9.0 ppb (8) N/A N/A 14.0 ppb (11) N/A 13.0 μg/m3 (12) 11.4 μg/m3 (48) 48.0
 
Jan. 16, 2019, 3 p.m. 16.3 ppb (15) 4.3 ppb (4) N/A 12.0 ppb (11) N/A N/A 9.0 ppb (7) N/A 10.0 μg/m3 (9) 4.2 μg/m3 (18) 18.0
 
Jan. 16, 2019, 2 p.m. 11.6 ppb (11) 2.1 ppb (2) N/A 10.0 ppb (9) N/A N/A 12.0 ppb (9) N/A 14.0 μg/m3 (13) 4.9 μg/m3 (20) 20.0
 
Jan. 16, 2019, 1 p.m. 3.8 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 21.0 ppb (16) N/A -4.0 μg/m3 (0) 2.5 μg/m3 (10) 16.0
 
Jan. 16, 2019, noon 6.0 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 16.0 ppb (12) N/A -3.0 μg/m3 (0) 2.2 μg/m3 (9) 12.0
 
Jan. 16, 2019, 11 a.m. 4.0 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 18.0 ppb (14) N/A 7.0 μg/m3 (6) 4.9 μg/m3 (20) 20.0
 
Jan. 16, 2019, 10 a.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A 8.0 μg/m3 (7) 5.7 μg/m3 (24) 24.0
 
Jan. 16, 2019, 9 a.m. 2.5 ppb (2) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A 11.0 μg/m3 (10) 3.9 μg/m3 (16) 16.0
 
Jan. 16, 2019, 8 a.m. 2.9 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A 11.0 μg/m3 (10) 8.8 μg/m3 (37) 37.0
 
Jan. 16, 2019, 7 a.m. 3.3 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A 11.0 μg/m3 (10) 6.7 μg/m3 (28) 28.0
 
Jan. 16, 2019, 6 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 27.0 ppb (21) N/A 8.0 μg/m3 (7) 3.5 μg/m3 (15) 21.0
 
Jan. 16, 2019, 5 a.m. 1.9 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 28.0 ppb (22) N/A 12.0 μg/m3 (11) 3.2 μg/m3 (13) 22.0
 
Jan. 16, 2019, 4 a.m. 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) N/A 5.0 μg/m3 (5) 2.5 μg/m3 (10) 27.0
 
Jan. 16, 2019, 3 a.m. 2.7 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) N/A 14.0 μg/m3 (13) 4.3 μg/m3 (18) 27.0
 
Jan. 16, 2019, 2 a.m. 6.8 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (22) N/A 12.0 μg/m3 (11) 10.3 μg/m3 (43) 43.0
 
Jan. 16, 2019, 1 a.m. 10.1 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) N/A 18.0 μg/m3 (16) 7.3 μg/m3 (30) 30.0
 
Jan. 16, 2019, midnight 12.0 ppb (11) 1.3 ppb (1) N/A 11.0 ppb (10) N/A N/A 25.0 ppb (19) N/A 10.0 μg/m3 (9) 2.9 μg/m3 (12) 19.0
 
Jan. 15, 2019, 11 p.m. 5.5 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (26) N/A 9.0 μg/m3 (8) -2.0 μg/m3 (0) 26.0
 
Jan. 15, 2019, 10 p.m. 5.5 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) N/A 10.0 μg/m3 (9) 3.7 μg/m3 (15) 27.0
 
Jan. 15, 2019, 9 p.m. 4.7 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 35.0 ppb (27) N/A 10.0 μg/m3 (9) 2.9 μg/m3 (12) 27.0
 
Jan. 15, 2019, 8 p.m. 3.0 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) N/A 6.0 μg/m3 (5) -0.8 μg/m3 (0) 28.0
 
Jan. 15, 2019, 7 p.m. 3.5 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (28) N/A 8.0 μg/m3 (7) 6.9 μg/m3 (29) 29.0
 
Jan. 15, 2019, 6 p.m. 2.6 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) N/A 8.0 μg/m3 (7) 6.8 μg/m3 (28) 28.0
 
Jan. 15, 2019, 5 p.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) N/A 10.0 μg/m3 (9) 6.5 μg/m3 (27) 29.0
 
Jan. 15, 2019, 4 p.m. 1.8 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A N/A 9.3 μg/m3 (39) 39.0
 
Jan. 15, 2019, 3 p.m. 5.2 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 33.0 ppb (25) N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2019, 2 p.m. 2.7 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (26) N/A 0.0 μg/m3 (0) -1.9 μg/m3 (0) 26.0
 
Jan. 15, 2019, 1 p.m. 1.2 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A 4.0 μg/m3 (4) 0.3 μg/m3 (1) 28.0
 
Jan. 15, 2019, noon 1.5 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) N/A 8.0 μg/m3 (7) 4.1 μg/m3 (17) 28.0
 
Jan. 15, 2019, 11 a.m. 0.6 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) N/A 7.0 μg/m3 (6) 1.5 μg/m3 (6) 29.0
 
Jan. 15, 2019, 10 a.m. 0.7 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 10.0 μg/m3 (9) 2.6 μg/m3 (11) 11.0
 
Jan. 15, 2019, 9 a.m. 0.9 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 1.0 μg/m3 (1) 6.9 μg/m3 (29) 29.0
 
Jan. 15, 2019, 8 a.m. 1.2 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 9.0 μg/m3 (8) 2.5 μg/m3 (10) 10.0
 
Jan. 15, 2019, 7 a.m. 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A 23.0 μg/m3 (21) 3.1 μg/m3 (13) 21.0
 
Jan. 15, 2019, 6 a.m. 1.8 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 30.0 ppb (23) N/A 2.0 μg/m3 (2) 2.3 μg/m3 (10) 23.0
 
Jan. 15, 2019, 5 a.m. 4.0 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 26.0 ppb (20) N/A 2.0 μg/m3 (2) 6.8 μg/m3 (28) 28.0
 
Jan. 15, 2019, 4 a.m. 7.5 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 18.0 ppb (14) N/A 7.0 μg/m3 (6) 5.1 μg/m3 (21) 21.0
 
Jan. 15, 2019, 3 a.m. 6.8 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 22.0 ppb (17) N/A 16.0 μg/m3 (15) 9.6 μg/m3 (40) 40.0
 
Jan. 15, 2019, 2 a.m. 7.2 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 22.0 ppb (17) N/A 4.0 μg/m3 (4) 6.9 μg/m3 (29) 29.0
 
Jan. 15, 2019, 1 a.m. 7.1 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) N/A 7.0 μg/m3 (6) 3.9 μg/m3 (16) 18.0
 
Jan. 15, 2019, midnight 5.7 ppb (5) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (22) N/A 7.0 μg/m3 (6) 1.5 μg/m3 (6) 22.0
 
Jan. 14, 2019, 11 p.m. 4.3 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) N/A 9.0 μg/m3 (8) -3.5 μg/m3 (0) 28.0
 
Jan. 14, 2019, 10 p.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) N/A 5.0 μg/m3 (5) 4.2 μg/m3 (18) 29.0
 
Jan. 14, 2019, 9 p.m. 1.8 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) N/A 5.0 μg/m3 (5) 5.5 μg/m3 (23) 28.0
 
Jan. 14, 2019, 8 p.m. 1.4 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (30) N/A 5.0 μg/m3 (5) 5.2 μg/m3 (22) 30.0
 
Jan. 14, 2019, 7 p.m. 2.2 ppb (2) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) N/A 8.0 μg/m3 (7) 0.2 μg/m3 (1) 29.0
 
Jan. 14, 2019, 6 p.m. 2.1 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) N/A 17.0 μg/m3 (15) 5.5 μg/m3 (23) 28.0
 
Jan. 14, 2019, 5 p.m. 2.3 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (26) N/A 7.0 μg/m3 (6) 5.7 μg/m3 (24) 26.0
 
Jan. 14, 2019, 4 p.m. 1.9 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (27) N/A 6.0 μg/m3 (5) 4.1 μg/m3 (17) 27.0
 
Jan. 14, 2019, 3 p.m. 3.1 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (25) N/A 10.0 μg/m3 (9) -0.7 μg/m3 (0) 25.0
 
Jan. 14, 2019, 2 p.m. 2.3 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) N/A 7.0 μg/m3 (6) -0.5 μg/m3 (0) 25.0
 
Jan. 14, 2019, 1 p.m. 1.7 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (26) N/A 0.0 μg/m3 (0) 1.8 μg/m3 (8) 26.0
 
Jan. 14, 2019, noon 1.7 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) N/A 4.0 μg/m3 (4) 1.6 μg/m3 (7) 25.0
 
Jan. 14, 2019, 11 a.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (26) N/A -1.0 μg/m3 (0) 2.6 μg/m3 (11) 26.0
 
Jan. 14, 2019, 10 a.m. 0.6 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 3.0 μg/m3 (3) 1.1 μg/m3 (5) 5.0
 
Jan. 14, 2019, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 1.0 μg/m3 (1) 1.7 μg/m3 (7) 7.0
 
Jan. 14, 2019, 8 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A -1.0 μg/m3 (0) 5.0 μg/m3 (21) 21.0
 
Jan. 14, 2019, 7 a.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 5.0 μg/m3 (5) -0.1 μg/m3 (0) 5.0
 
Jan. 14, 2019, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (22) N/A 4.0 μg/m3 (4) 6.3 μg/m3 (26) 26.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 4.2 μg/m3 (18) 18.0
 
Jan. 14, 2019, 4 a.m. 6.0 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (18) N/A 7.0 μg/m3 (6) 7.4 μg/m3 (31) 31.0
 
Jan. 14, 2019, 3 a.m. 4.0 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (18) N/A 12.0 μg/m3 (11) 2.5 μg/m3 (10) 18.0
 
Jan. 14, 2019, 2 a.m. 4.9 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) N/A 12.0 μg/m3 (11) 8.1 μg/m3 (34) 34.0
 
Jan. 14, 2019, 1 a.m. 6.4 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (16) N/A 17.0 μg/m3 (15) 0.1 μg/m3 (0) 16.0
 
Jan. 14, 2019, midnight 2.6 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) N/A 3.0 μg/m3 (3) -3.3 μg/m3 (0) 22.0
 
Jan. 13, 2019, 11 p.m. 1.4 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (28) N/A 1.0 μg/m3 (1) -3.0 μg/m3 (0) 28.0
 
Jan. 13, 2019, 10 p.m. 1.1 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A 6.0 μg/m3 (5) 6.1 μg/m3 (25) 28.0
 
Jan. 13, 2019, 9 p.m. 1.2 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A 5.0 μg/m3 (5) 3.2 μg/m3 (13) 28.0
 
Jan. 13, 2019, 8 p.m. 1.5 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) N/A 4.0 μg/m3 (4) 3.4 μg/m3 (14) 28.0
 
Jan. 13, 2019, 7 p.m. 1.5 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (27) N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 27.0
 
Jan. 13, 2019, 6 p.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) N/A 17.0 μg/m3 (15) 13.0 μg/m3 (52) 52.0
 
Jan. 13, 2019, 5 p.m. 2.2 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 31.0 ppb (24) N/A 23.0 μg/m3 (21) 12.2 μg/m3 (50) 50.0
 
Jan. 13, 2019, 4 p.m. 6.3 ppb (6) 2.0 ppb (2) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (18) N/A 22.0 μg/m3 (20) 11.7 μg/m3 (49) 49.0
 
Jan. 13, 2019, 3 p.m. 6.8 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (15) N/A 5.0 μg/m3 (5) 9.1 μg/m3 (38) 38.0
 
Jan. 13, 2019, 2 p.m. 4.1 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (15) N/A 0.0 μg/m3 (0) 4.3 μg/m3 (18) 18.0
 
Jan. 13, 2019, 1 p.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (20) N/A 3.0 μg/m3 (3) 2.5 μg/m3 (10) 20.0
 
Jan. 13, 2019, noon 4.3 ppb (4) 1.7 ppb (2) N/A 3.0 ppb (3) N/A N/A 21.0 ppb (16) N/A 6.0 μg/m3 (5) 4.1 μg/m3 (17) 17.0
 
Jan. 13, 2019, 11 a.m. 2.2 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 16.0 ppb (12) N/A 3.0 μg/m3 (3) 6.2 μg/m3 (26) 26.0
 
Jan. 13, 2019, 10 a.m. 2.3 ppb (2) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A 4.0 μg/m3 (4) 3.5 μg/m3 (15) 15.0
 
Jan. 13, 2019, 9 a.m. 2.5 ppb (2) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A 1.0 μg/m3 (1) 0.5 μg/m3 (2) 3.0
 
Jan. 13, 2019, 8 a.m. 2.7 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A -1.0 μg/m3 (0) 3.9 μg/m3 (16) 16.0
 
Jan. 13, 2019, 7 a.m. 4.1 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
Jan. 13, 2019, 6 a.m. 3.8 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (18) N/A 18.0 μg/m3 (16) 11.2 μg/m3 (47) 47.0
 
Jan. 13, 2019, 5 a.m. 6.8 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 20.0 ppb (15) N/A 22.0 μg/m3 (20) 20.0 μg/m3 (67) 67.0
 
Jan. 13, 2019, 4 a.m. 7.2 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 21.0 ppb (16) N/A 11.0 μg/m3 (10) 13.0 μg/m3 (52) 52.0
 
Jan. 13, 2019, 3 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (19) N/A 15.0 μg/m3 (14) 12.5 μg/m3 (51) 51.0
 
Jan. 13, 2019, 2 a.m. 5.6 ppb (5) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (20) N/A 14.0 μg/m3 (13) 9.6 μg/m3 (40) 40.0
 
Jan. 13, 2019, 1 a.m. 7.6 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 28.0 ppb (22) N/A 14.0 μg/m3 (13) 10.6 μg/m3 (44) 44.0
 
Jan. 13, 2019, midnight 6.8 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) N/A 10.0 μg/m3 (9) 9.1 μg/m3 (38) 38.0
 
Jan. 12, 2019, 11 p.m. 3.7 ppb (3) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 34.0 ppb (26) N/A 11.0 μg/m3 (10) 3.6 μg/m3 (15) 26.0
 
Jan. 12, 2019, 10 p.m. 3.4 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (26) N/A 16.0 μg/m3 (15) 11.9 μg/m3 (50) 50.0
 
Jan. 12, 2019, 9 p.m. 3.1 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) N/A 10.0 μg/m3 (9) 11.1 μg/m3 (46) 46.0
 
Jan. 12, 2019, 8 p.m. 3.3 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (25) N/A 15.0 μg/m3 (14) 8.5 μg/m3 (35) 35.0
 
Jan. 12, 2019, 7 p.m. 3.7 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (22) N/A 11.0 μg/m3 (10) 16.6 μg/m3 (60) 60.0
 
Jan. 12, 2019, 6 p.m. 5.1 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (18) N/A 18.0 μg/m3 (16) 10.9 μg/m3 (45) 45.0
 
Jan. 12, 2019, 5 p.m. 7.5 ppb (7) 2.5 ppb (2) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (16) N/A 17.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
Jan. 12, 2019, 4 p.m. 7.2 ppb (7) 1.8 ppb (2) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (15) N/A 9.0 μg/m3 (8) 6.1 μg/m3 (25) 25.0
 
Jan. 12, 2019, 3 p.m. 8.1 ppb (8) 1.5 ppb (1) N/A 7.0 ppb (6) N/A N/A 14.0 ppb (11) N/A 7.0 μg/m3 (6) 9.6 μg/m3 (40) 40.0
 
Jan. 12, 2019, 2 p.m. 8.6 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A N/A 10.0 ppb (8) N/A 10.0 μg/m3 (9) 8.5 μg/m3 (35) 35.0
 
Jan. 12, 2019, 1 p.m. 8.7 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (6) N/A N/A 11.0 ppb (8) N/A 10.0 μg/m3 (9) 7.0 μg/m3 (29) 29.0
 
Jan. 12, 2019, noon 8.4 ppb (8) 1.2 ppb (1) N/A 7.0 ppb (6) N/A N/A 10.0 ppb (8) N/A 10.0 μg/m3 (9) 10.2 μg/m3 (42) 42.0
 
Jan. 12, 2019, 11 a.m. 7.1 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 9.0 ppb (7) N/A 10.0 μg/m3 (9) 9.8 μg/m3 (41) 41.0
 
Jan. 12, 2019, 10 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A N/A 11.0 μg/m3 (10) 11.9 μg/m3 (50) 50.0
 
Jan. 12, 2019, 9 a.m. 4.9 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A N/A 22.0 μg/m3 (20) 13.9 μg/m3 (54) 54.0
 
Jan. 12, 2019, 8 a.m. 6.3 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A N/A 17.0 μg/m3 (15) 12.9 μg/m3 (52) 52.0
 
Jan. 12, 2019, 7 a.m. 7.8 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A N/A N/A 26.0 μg/m3 (24) 12.6 μg/m3 (51) 51.0
 
Jan. 12, 2019, 6 a.m. 11.6 ppb (11) 1.3 ppb (1) N/A 10.0 ppb (9) N/A N/A 8.0 ppb (6) N/A 20.0 μg/m3 (18) 19.4 μg/m3 (66) 66.0
 
Jan. 12, 2019, 5 a.m. 8.2 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 11.0 ppb (8) N/A 21.0 μg/m3 (19) 16.5 μg/m3 (60) 60.0
 
Jan. 12, 2019, 4 a.m. 9.2 ppb (9) 0.8 ppb (1) N/A 8.0 ppb (7) N/A N/A 12.0 ppb (9) N/A 33.0 μg/m3 (30) 20.7 μg/m3 (69) 69.0
 
Jan. 12, 2019, 3 a.m. 9.5 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A 10.0 ppb (8) N/A 30.0 μg/m3 (27) 20.9 μg/m3 (69) 69.0
 
Jan. 12, 2019, 2 a.m. 12.5 ppb (12) 1.7 ppb (2) N/A 11.0 ppb (10) N/A N/A 13.0 ppb (10) N/A 28.0 μg/m3 (25) 20.7 μg/m3 (69) 69.0
 
Jan. 12, 2019, 1 a.m. 10.2 ppb (9) 1.2 ppb (1) N/A 9.0 ppb (8) N/A N/A 16.0 ppb (12) N/A 30.0 μg/m3 (27) 21.1 μg/m3 (69) 69.0
 
Jan. 12, 2019, midnight 9.4 ppb (9) 0.2 ppb (0) N/A 9.0 ppb (8) N/A N/A 24.0 ppb (18) N/A 22.0 μg/m3 (20) 15.3 μg/m3 (57) 57.0
 
Jan. 11, 2019, 11 p.m. 7.4 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (6) N/A N/A 28.0 ppb (22) N/A 33.0 μg/m3 (30) 10.4 μg/m3 (43) 43.0
 
Jan. 11, 2019, 10 p.m. 6.3 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 32.0 ppb (25) N/A 36.0 μg/m3 (33) 20.3 μg/m3 (68) 68.0
 
Jan. 11, 2019, 9 p.m. 9.9 ppb (9) 2.2 ppb (2) N/A 8.0 ppb (7) N/A N/A 30.0 ppb (23) N/A 22.0 μg/m3 (20) 20.5 μg/m3 (68) 68.0
 
Jan. 11, 2019, 8 p.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) N/A 31.0 μg/m3 (28) 20.3 μg/m3 (68) 68.0
 
Jan. 11, 2019, 7 p.m. 9.4 ppb (9) 2.4 ppb (2) N/A 7.0 ppb (6) N/A N/A 25.0 ppb (19) N/A 36.0 μg/m3 (33) 21.7 μg/m3 (71) 71.0
 
Jan. 11, 2019, 6 p.m. 7.4 ppb (7) 1.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) N/A 32.0 μg/m3 (29) 23.3 μg/m3 (74) 74.0
 
Jan. 11, 2019, 5 p.m. 8.0 ppb (7) 1.3 ppb (1) N/A 7.0 ppb (6) N/A N/A 22.0 ppb (17) N/A 26.0 μg/m3 (24) 29.6 μg/m3 (87) 87.0
 
Jan. 11, 2019, 4 p.m. 7.9 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 17.0 ppb (13) N/A 17.0 μg/m3 (15) 21.6 μg/m3 (70) 70.0
 
Jan. 11, 2019, 3 p.m. 11.5 ppb (11) 2.4 ppb (2) N/A 9.0 ppb (8) N/A N/A 11.0 ppb (8) N/A 37.0 μg/m3 (34) 22.9 μg/m3 (73) 73.0
 
Jan. 11, 2019, 2 p.m. 14.3 ppb (13) 3.0 ppb (3) N/A 11.0 ppb (10) N/A N/A 8.0 ppb (6) N/A 29.0 μg/m3 (26) 14.9 μg/m3 (56) 56.0
 
Jan. 11, 2019, 1 p.m. 10.6 ppb (10) 2.1 ppb (2) N/A 9.0 ppb (8) N/A N/A 12.0 ppb (9) N/A 19.0 μg/m3 (17) 17.3 μg/m3 (61) 61.0
 
Jan. 11, 2019, noon 7.3 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (6) N/A N/A 13.0 ppb (10) N/A 18.0 μg/m3 (16) 17.6 μg/m3 (62) 62.0
 
Jan. 11, 2019, 11 a.m. 5.4 ppb (5) -0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 14.0 ppb (11) N/A 27.0 μg/m3 (25) 19.9 μg/m3 (67) 67.0
 
Jan. 11, 2019, 10 a.m. 4.9 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A N/A 24.0 μg/m3 (22) 20.6 μg/m3 (68) 68.0
 
Jan. 11, 2019, 9 a.m. 4.4 ppb (4) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A N/A 24.0 μg/m3 (22) 19.1 μg/m3 (65) 65.0
 
Jan. 11, 2019, 8 a.m. 4.8 ppb (4) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A N/A 25.0 μg/m3 (23) 19.8 μg/m3 (67) 67.0
 
Jan. 11, 2019, 7 a.m. 5.6 ppb (5) -0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A N/A 24.0 μg/m3 (22) 20.3 μg/m3 (68) 68.0
 
Jan. 11, 2019, 6 a.m. 6.4 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 15.0 ppb (12) N/A 16.0 μg/m3 (15) 9.9 μg/m3 (41) 41.0
 
Jan. 11, 2019, 5 a.m. 7.3 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 15.0 ppb (12) N/A 28.0 μg/m3 (25) 15.7 μg/m3 (58) 58.0
 
Jan. 11, 2019, 4 a.m. 10.6 ppb (10) 1.8 ppb (2) N/A 9.0 ppb (8) N/A N/A 16.0 ppb (12) N/A 18.0 μg/m3 (16) 16.3 μg/m3 (59) 59.0
 
Jan. 11, 2019, 3 a.m. 7.2 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 18.0 ppb (14) N/A 19.0 μg/m3 (17) 14.0 μg/m3 (54) 54.0
 
Jan. 11, 2019, 2 a.m. 9.6 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 16.0 ppb (12) N/A 25.0 μg/m3 (23) 13.4 μg/m3 (53) 53.0
 
Jan. 11, 2019, 1 a.m. 10.2 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 18.0 ppb (14) N/A 10.0 μg/m3 (9) 9.2 μg/m3 (38) 38.0
 
Jan. 11, 2019, midnight 7.7 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) N/A 11.0 μg/m3 (10) 7.3 μg/m3 (30) 30.0
 
Jan. 10, 2019, 11 p.m. 7.3 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 27.0 ppb (21) N/A 6.0 μg/m3 (5) 0.4 μg/m3 (2) 21.0
 
Jan. 10, 2019, 10 p.m. 5.2 ppb (5) 1.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (24) N/A 8.0 μg/m3 (7) 3.3 μg/m3 (14) 24.0
 
Jan. 10, 2019, 9 p.m. 3.2 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (25) N/A 9.0 μg/m3 (8) 4.1 μg/m3 (17) 25.0
 
Jan. 10, 2019, 8 p.m. 3.0 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (25) N/A 9.0 μg/m3 (8) 4.2 μg/m3 (18) 25.0
 
Jan. 10, 2019, 7 p.m. 3.0 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (25) N/A 10.0 μg/m3 (9) 3.5 μg/m3 (15) 25.0
 
Jan. 10, 2019, 6 p.m. 4.0 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (23) N/A 13.0 μg/m3 (12) 3.1 μg/m3 (13) 23.0
 
Jan. 10, 2019, 5 p.m. 3.3 ppb (3) 1.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) N/A 3.0 μg/m3 (3) 1.3 μg/m3 (5) 22.0
 
Jan. 10, 2019, 4 p.m. 2.6 ppb (2) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 28.0 ppb (22) N/A -3.0 μg/m3 (0) 1.1 μg/m3 (5) 22.0
 
Jan. 10, 2019, 3 p.m. 2.3 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 28.0 ppb (22) N/A -3.0 μg/m3 (0) -3.3 μg/m3 (0) 22.0
 
Jan. 10, 2019, 2 p.m. 5.7 ppb (5) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (18) N/A 1.0 μg/m3 (1) 2.8 μg/m3 (12) 18.0
 
Jan. 10, 2019, 1 p.m. 5.0 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (18) N/A 0.0 μg/m3 (0) -0.6 μg/m3 (0) 18.0
 
Jan. 10, 2019, noon 3.8 ppb (4) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 24.0 ppb (18) N/A 3.0 μg/m3 (3) 1.6 μg/m3 (7) 18.0
 
Jan. 10, 2019, 11 a.m. 1.5 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 24.0 ppb (18) N/A 0.0 μg/m3 (0) 2.7 μg/m3 (11) 18.0
 
Jan. 10, 2019, 10 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A N/A 3.0 μg/m3 (3) 5.4 μg/m3 (23) 23.0
 
Jan. 10, 2019, 9 a.m. 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Jan. 10, 2019, 8 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A 6.0 μg/m3 (5) 6.2 μg/m3 (26) 26.0
 
Jan. 10, 2019, 7 a.m. 2.5 ppb (2) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A 13.0 μg/m3 (12) 11.2 μg/m3 (47) 47.0
 
Jan. 10, 2019, 6 a.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 17.0 ppb (13) N/A 13.0 μg/m3 (12) 10.1 μg/m3 (42) 42.0
 
Jan. 10, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 6.7 μg/m3 (28) 28.0
 
Jan. 10, 2019, 4 a.m. 6.6 ppb (6) 1.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (11) N/A 12.0 μg/m3 (11) 10.1 μg/m3 (42) 42.0
 
Jan. 10, 2019, 3 a.m. 4.6 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 14.0 ppb (11) N/A 15.0 μg/m3 (14) 9.2 μg/m3 (38) 38.0
 
Jan. 10, 2019, 2 a.m. 6.2 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (11) N/A 9.0 μg/m3 (8) 9.5 μg/m3 (40) 40.0
 
Jan. 10, 2019, 1 a.m. 10.4 ppb (10) 2.1 ppb (2) N/A 8.0 ppb (7) N/A N/A 13.0 ppb (10) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 17.0
 
Jan. 10, 2019, midnight 7.0 ppb (6) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) N/A 2.0 μg/m3 (2) 3.4 μg/m3 (14) 18.0